To my ryght wyrshypfull mayster, Sir John Paston, be thys letter delyveryd.
Also ye shall gyff credence to the brynger of thys letter, and I beseke yow to reward hym to hys costs; for I was not in power at the makyng of thys letter to gyff hym, but as I wass put in trest by favar of strange pepyll, &c.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "thys letter" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.